4 ideas
7791 | The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle] |
11002 | Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read] |
4741 | A very powerful computer might have its operations restricted by the addition of consciousness [Clark,T] |
6649 | Chomsky now says concepts are basically innate, as well as syntax [Chomsky, by Lowe] |